Englishfor English speakers
division
Noun
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Divisions are the parts of something after division.
There are four divisions (or sections) in a classical pas de deux.
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A division is a large military unit (group of soldiers)
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A division is a section of a large company.
This division of GenericTech specializes in the manufacturing of routers.
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When scientists are grouping kinds of animals, a division is a kind of group (Latin divisio) below kingdom and above class.
Magnolias belong to the division Magnoliophyta.
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A division is a difference of viewpoint between two sides of an argument.
There is a division in the Senate between politicians who support abortions and politicians who do not.
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A division is a piece of music (melody), played with musical instruments, in the 17th and 18th centuries based on another piece.
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A division is a set of pipes in a pipe organ.
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A division is a concept where a common group of debtors (people who owe money) are only responsible for part of the total debt.
by
Preposition
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near or next to.
The mailbox is by the bus stop.
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at some time before (the given time).
Be back by ten o'clock!
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if something is done by somebody, it is done through their action
The matter was decided by the chairman.
The boat was swamped by the water.
He was protected by his body armour.
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if something is created by somebody, they are the creator, author, etc.
There are many well-known plays by William Shakespeare.
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shows how someone does something
I avoided the guards by moving only when they weren't looking.
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using the rules or logic of.
I sorted the items by category.
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with a change of. In this case, by shows how much something has changed.
Our stock is up by ten percent.
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shows how slowly, or how quickly, someone does something (used in the form "X by X" or "by Xs")
We went through the book page by page.
We crawled forward by inches.
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If you multiply mathx/math by mathy/math, you multiply mathx/math × mathy/math.
Five multiplied by seven is 35.
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If you divide mathx/math by mathy/math, you find how many mathy/maths are in mathx/math.
35 divided by seven is five.
zero
Determiner
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Zero is a count of nothing. It is often written 0.
One minus one is zero (1 - 1 = 0).
zero
Noun
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The symbol for the number zero, that is "0."
The new job added a zero to my pay, from $20,000 to $200,000.
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A person or thing that is worth nothing.
I'm not inviting him, he's total zero.
zero
Verb
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To zero is to make a small change to reset a piece of equipment.
I had to zero the counter on my tape player.
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To zero in is to make small changes that bring you closer to something.
I was able to zero in on the source of bad smell in the shed.